Do we need the specialty of internal medicine?

Do we need the specialty of internal medicine? Pol Arch Med Wewn. 2016 Nov 30;126(11):931-934 Authors: Kuna P PMID: 27906895 [PubMed - in process]
Source: Polskie Archiwum Medycyny Wewnetrznej - Category: Internal Medicine Tags: Pol Arch Med Wewn Source Type: research